Taxonomic authority for the USNM Bee Collection is provided by John S. Ascher,
Assistant Professor of Biodiversity at the National University of Singapore (NUS) and
Research Associate of the Raffles Museum and of the American Museum of Natural History.
Genus species author (Sub-genus)
APIDAE BACK
Andrenidae
Andreninae
Ancylandrena 
atoposoma (Cockerell)
koebelei Timberlake
larrae Timberlake
Megandrena  
enceliae  (Cockerell) (Megandrena)
mentzellae Zavortink (Erythrandrena)
Andrena   
ablegata (Cockerell) (Diandrena)
accepta  Viereck (Callandrena)
aegyptiaca Friese  (Callandrena)
aegypticola Friese  (Suandrena)
aeneiventris  Morawitz (Aenandrena)
aerifera LaBerge (Callandrena s. l.)
agilissima Scopoli (Agandrena)
agoseridis Thorp (Diandrena)
alamonis Viereck
albifacies Alfken (Melandrena)
albopunctata (Rossi) (Melandrena)
alfkenella Perkins (Micrandrena)
algida Smith (Euandrena)
aliciae Robertson (Callandrena)
alicula LaBerge
alleghaniensis Viereck (Scrapteropsis)
amarilla Cockerell (Callandrena)
amphibola (Viereck) (Trachandrena)
andrenoides (Cresson) (Parandrena)
angarensis Cockerell (Tarsandrena)
angelesia Timberlake (Oligandrena)
angulata Viereck
angustella Cockerell (Anchandrena)
angustricus LaBerge (Scrapteropsis)
angustior Kirby (Ptilandrena)
angustitarsata Viereck (Simandrena)
anisochlora Cockerell (Cremandrena)
anograe Cockerell (Onagrandrena)
apacheorum Cockerell (Onagrandrena)
apasta Linsley & MacSwain (Diandrena)
apicata Smith (Andrena)
apiformis Kriechbaumer (Plastandrena)
arabis Robertson (Scaphandrena)
ardis LaBerge (Callandrena)
arenicola LaBerge & Ribble (Parandrena)
argemonis Cockerell (Plastandrena)
argentata Smith (Leucandrena)
arsinoe Schmiedeknecht (Graecandrena)
asperrima Pérez (Agandrena)
assimilis Radoszkowski (Melandrena)
asteris Robertson (Callandrena)
asteroides Mitchell (Callandrena)
astragali Viereck & Cockerell (Euandrena)
astrella Warncke (Aciandrena)
atlantica Mitchell (Scapteropsis)
atypica (Cockerell) (Pelicandrena)
auricoma Smith (Euandrena)
aurihirta Donovan (Cnemidandrena)
auripes LaBerge (Callandrena)
avulsa LaBerge & Ribble (Gonandrena)
bakeri Viereck
balucha Nurse (Plastandrena)
banksi Malloch (Archiandrena)
barbara Bouseman & LaBerge (Melandrena)
barberi Cockerell (Callandrena)
barbilabris (Kirby) (Leucandrena)
beameri LaBerge (Callandrena)
bellidoides LaBerge (Carandrena)
berberidis Cockerell (Dactylandrena)
bicarinata Morawitz (Parandrenella)
bicolor Fabricius (Euandrena)
bicolorata (Rossi) (Hyperandrena)
biemarginata Nurse (?Thysandrena)
bimaculata (Kirby) (Plastandrena)
birtwelli Cockerell (Andrena)
bisalicis Viereck (Thysandrena)
biscutellata Viereck (Callandrena)
blaisdelli Cockerell (Onagrandrena)
boronensis Linsley & MacSwain (Onagrandrena)
boyerella Dours (Chlorandrena)
braccata Viereck (Callandrena)
brachycera Viereck
bradleyi Viereck (Conandrena)
braunsiana  Friese  (Pallandrena)
brevicornis Bouseman & LaBerge (Melandrena)
brevipalpis Cockerell (Rhacandrena)
brumanensis Friese  (Cryptandrena)
bruneri Viereck & Cockerell (Scaphandrena)
buccata LaBerge (Scrapteropsis)
bucculenta Ribble & LaBerge (Parandrena)
bucephala Stephens (Hoplandrena)
buckelli Viereck (Andrena)
bullata LaBerge (Callandrena)
byrisicola Schmiedeknecht (Pallandrena)
caerulea Smith (Euandrena)
caliginosa Viereck (Dactylandrena)
callopyrrha Cockerell (Taeniandrena)
canadensis Dalla Torre (Cnemidandrena)
caneae  Strand (Truncandrena)
candida Smith (Thysandrena)
candidiformis Vieresk & Cockerell (Micrandrena)
capricornis Casad & Cockerell (Scaphandrena)
capricornis x arabis x obscurra LaBerge (Scaphandrena)
cara Nurse (Carandrena)
carantonica Pérez (Hoplandrena)
carolina Viereck (Andrena)
carolinensis Viereck
carlini Cockerell (Melandrena)
caspica Morawitz (Poliandrena)
ceanothi Viereck (Trachandrena)
ceanothifloris ceanothifloris Linsley    (Andrena)
ceanothifloris cretata LaBerge (Andrena)
cerasifolii Cockerell (Melandrena)
cerococarpi Cockerell (Psammandrena)
chalybaea Cresson (Diandrena)
chalybioides (Viereck) (Diandrena)
chapmanae Viereck (Scaphandrena)
cheyennorum Viereck & Cockerell (Conandrena)
chionospila Cockerell
chlorogaster Viereck (Micrandrena)
chlorosoma Linsley & MacSwain (Diandrena)
chlorura Cockerell (Euandrena)
chromotricha Cockerell (Cnemidandrena)
chrysopyga Schenck (Zonandrena)
chrysosceles (Kirby) (Notandrena)
chylismiae Linsley & MacSwain (Onagrandrena)
cineria (Linnaeus) (Melandrena)
cingulata Fabricius
clarkella (Kirby) (Andrena)
cleodora (Viereck) (Trachandrena)
cleodora melanodora Cockerell (Trachandrena)
clypella Strand (Chlorandrena)
coitana (Kirby) (Oreomelissa)
colletiformis Morawitz (Brachyandrena)
coactipostica Viereck (Aporandrena)
colletina Cockerell (Cnemidandrena)
columbiana Viereck (Cnemidandrena)
combinata Christ (Simandrena)
commoda Smith (Melandrena)
concinnula (Cockerell) (Parandrena)
confederata Viereck (Melandrena)
congruens Schmiedeknecht (Simandrena)
coruscata LaBerge (Rhacandrena)
cragini Cockerell (Rhacandrena)
crataegi Robertson (Plastandrena)
crawfordi Viereck (Callandrena)
cressonii bridwelli Cockerell (Holandrena)
cressonii cressonii Cockerell (Holandrena)
cressonii infasciata Lanham (Holandrena)
cressonii kansensis Cockerell (Holandrena)
crinita Bouseman & LaBerge (Melandrena)
cristata Viereck (Dasyandrena)
cruciferarum Ribble    (Scaphandrena)
crudeni LaBerge (Nemandrena)
cryptanthae Timberlake (Scoliandrena)
cuneilabris Viereck (Diandrena)
cupreocincta Cockerell (Trachandrena)
curvungula Thompson (Lepidandrena)
cussariensis Morawitz (Melandrena)
cyanophila Cockerell (Trachandrena)
cyanosoma Cockerell (Diandrena)
cypria Pittioni (Cordandrena)
daeckei Viereck (Scrapteropsis)
dapsilis LaBerge (Rhaphandrena)
denticulata (Kirby) (Cnemidandrena)
dentiventris Morawitz (Parandrenella)
dimorpha Mitchell (Archiandrena)
discophora Morawitz (Trachandrena)
discreta Smith (Callandrena)           
dissimulans Timberlake (Euandrena)
distans Provancher (Ptilandrena)
distinguenda Schenck (Disatrandrena)
dolomella Lanham (Melandrena)
dorsata (Kirby) (Simandrena)
dunningi Cockerell (Melandrena)
duplicata Mitchell (Callandrena)
durangoensis Cockerell (Andrena)
edwardsi Viereck (Andrena)
ehnbergi Morawitz (Tarsandrena)
erberi Morawitz (Campylogaster)
eremoba Guigla (Carandrena)
erigeniae Robertson (Ptilandrena)
erythonii Robertson (Leucandrena)
erythrogaster (Ashmead) (Tylandrena)
evoluta Linsley & MacSwain (Diandrena)
fabrella Pérez (Fumandrena)
falsifica Perkins (Micrandrena)
fedtschenkoi Morawitz (Ulandrena)
fenningeri Viereck (Scrapteropsis)
ferox Smith (Hoplandrena)
ferrugineicrus Dours (Truncandrena)
fimbriata Brullé (Holandrena)
flavipes Panzer (Zonandrena)
flexa Malloch (Leucandrena)
florea Fabricius (Poliandrena)
floricola Eversmann (Micrandrena)
forbesii Robertson (Trachandrena)
formosana Cockerell (Holandrena)
foxii Cockerell (Diandrena)
fracta Casad & Cockerell (Plastandrena)
fragilis Smith (Gonandrena)
frigida Smith (Andrena)
fucata Smith (Andrena)
fulminea LaBerge (Callandrena)
fulva (Schrenck)
fulvago (Christ) (Chrysandrena)
fulvipennis Smith (Callandrena)
furva Linsley & MacSwain (Onagrandrena)
fuscicauda (Viereck) (Trachandrena)
fuscipes (Kirby) (Cnemidandrena)
fuscosa Erichson (Melanapis)
gallica Schmiedeknecht (Melandrena)
geranii Robertson (Euandrena)
glidia Warncke (Ptilandrena)
gracillima Cameron
gravida Dours (Zonandrena)
haemorrhoa (Fabricius) (Trachandrena)
hallii Dunning (Tylandrena)
hamulata LaBerge & Ribble (Euandrena)
hattorfiana (Fabricius) (Charitandrena)
haynesi Viereck & Cockerell (Callandrena)
hebes Pérez (Euandrena)
hedikae Jaeger
helianthi Robertson (Callandrena)
helianthiformis Viereck & Cockerell (Callandrena)
heluanensis Friese  (Thysandrena)
helvola (Linnaeus) (Andrena)
hemileuca Viereck (Andrena)
heraclei Robertson (Trachandrena)
hesperia Smith (Chrysandrena)
heteropoda Cockerell
hicksi Cockerell (Scaphandrena)
hilaris Smith (Melandrena)
hippotes Robertson (Trachandrena)
hirticincta Provancher (Cnemidandrena)
hondurasica Cockerell (Callandrena)
humilis Imhoff (Chlorandrena)
hypoleuca Cockerell (Simandrena)
hypopolia Schmiedeknecht (Thysandrena)
ilicis Mitchell (Scrapteropsis)
illini Bouseman & LaBerge (Melandrena)
illinoiensis  Robertson (Micrandrena)
imitatrix Cresson (Scrapteropsis)
impunctata Pérez (Graecandrena)
incanescens Cockerell
impolita LaBerge (Melandrena)
innesi Gribodo (Mellitoides)
integra Smith (Gonandrena)
irassus LaBerge (Callandrena)
isocomae Timberlake (Callandrena)
ispida Warncke (Liemelissa)
japonica Ashmead
kalmiae Atwood (Scrapteropsis)
knuthi Alfken (Chlorandrena)
knuthiana Cockerell (Thysandrena)
kornosica Mavromoustakis (Ptilandrena)
kriechbaumeri Schmiedeknecht (Poliandrena)
krigiana Robertson (Callandrena)
kudiana Cockerell (Euandrena)
labergei Ribble (Micrandrena)
labialis (Kirby) (Holandrena)
labiata Fabricius (Poecilandrena)
lagopus Latreille (Biareolina)
laminibucca Viereck & Cockerell (Andrena)
lanhami LaBerge (Andrena)
lapponica Zetterstedt (Andrena)
lathyri Alfken (Taeniandrena)
lativentris Timberlake (Hesperandrena)
latifrons LaBerge (Dasyandrena)
lawrencei Viereck & Cockerell (Euandrena)
layiae Timberlake (Tylandrena)
leaena Cameron
limassolica Mavromoustakis (Poecilandrena)
limata Smith (Melandrena)
limbata Eversmann (Poliandrena)
linsleyana Thorp (Onagrandrena)
livida LaBerge (Thysandrena)
longibarbis Pérez (Distandrena)
lucidicollis Morawitz (Poecilandrena)
lupinorum Cockerell (Melandrena)
luteihirta Donovan (Cnemidandrena)
mackiae Cockerell (Genyandrena)
macoupinensis Robertson (Andrena)
macra Mitchell (Leucandrena)
macrocephala Cockerell (Oligandrena)
maculipes Morawitz (Chrysandrena)
macswaini Linsley (Diandrena)
mandibularis Robertson (Andrena)
marginata Fabricius (Margandrena)
mariae Robertson (Trachandrena)
mariecolor Viereck & Cockerell
medionitens Cockerell (Thysandrena)
melanochroa Cockerell (Micrandrena)
melanospila Cockerell (Leucandrena)
mellea Cresson (Plastandrena)
mellea fastuosa Smith (Plastandrena)
melliventris Cresson (Callandrena)
mentzeliae Cockerell (Cnemidandrena)
merriami Cockerell (Scaphandrena)
mesillae Cockerell (Tylandrena)
microchlora Cockerell (Micrandrena)
milwaukeensis Graenicher (Andrena)
mimetes Cockerell
minutula (Kirby) (Micrandrena)
minutuloides Perkins (Micrandrena)
miranda Smith (Trachandrena)
miserabilis Cresson (Larandrena)
mitis Schmiedeknecht (Andrena)
monilicornis Cockerell (Leucandrena)
morio Brullé (Melandrena)
morrisonella Viereck (Scrapteropsis)
mucida Kriechbaumer (Didonia)
multiplicatoides Viereck
munda Walker
murreensis Cockerell
nana (Kirby) (Micrandrena)
nanula Nylander (Micrandrena)
nasonii Robertson (Simandrena)
nasuta Giraud (Didonia)
neonana Viereck (Micrandrena)
nevadensis (Cresson) (Parandrena)
nida Mitchell (Parandrena)
nigerrima Casad & Cockerell (Scaphandrena)
nigra Provancher (Scrapteropsis)
nigrae Robertson (Micrandrena)
nigriceps (Kirby) (Cnemidandrena)
nigrihirta (Ashmead) (Euandrena)
nigripes Provancher (Melandrena)
nigroaenea (Kirby) (Melandrena)
nigrocaerulea Cockerell (Euandrena)
nigroclypeata Linsley (Oligandrena)
nigroolivacea Dours (Chlorandrena)
nitida (Müller) (Melandrena)
nitidiuscula Schenck (Notandrena)
nivalis Smith (Melandrena)
niveata Friese  (Micrandrena)
nobilis Morawitz (Nobandrena)
nothocalaidis (Cockerell) (Diandrena)
nothoscordi Robertson (Notandrena)
nubecula Smith (Cnemidandrena)
nuda Robertson (Trachandrena)
nycthemera Imhoff (Andrena)
obscuripennis Smith (Melandrena)
obscuripostica Viereck (Dasyandrena)
oeanothana Malloch
oenotherae Timberlake (Onagrandrena)
omninigra Viereck (Onagrandrena)
onisicolor (Viereck)
orbitalis Morawitz (Rufandrena)
orthocarpi Cockerell (Simandrena)
osmioides Cockerell (Scoliandrena)
ovatula (Kirby) (Taeniandrena)
pacta Viereck
pallidifovea (Viereck) (Simandrena)
palpalis Timberlake (Belandrena)
pandellei Saunders (Lepidandrena)
panurgimorpha Mavromoustakis (Chlorandrena)
papagorum Viereck & Cockerell (Parandrena)
parachalybea Viereck (Diandrena)
parviceps Kriechbaumer (Leucandrena)
patagiata LaBerge (Leucandrena)
peckhami Cockerell (Cnemidandrena)
pecosana Cockerell (Callandrena)
pectidis (Cockerell) (Callandrena)
pensilis Timberlake (Simandrena)
perarmata Cockerell (Andrena)
peridonea Cockerell ?(Suandrena)
perimelas Cockerell (Melandrena)
perplexa Smith (Tylandrena)
perpunctata LaBerge (Callandrena)
persimulata Viereck (Gonandrena)
personata Robertson (Micrandrena)
pertristis pertristis Cockerell (Melandrena)
pertristis carliniformis Viereck (Melandrena)
phaceliae Mitchell (Euandrena)
pilipes Fabricius (Plastandrena)
piperi Viereck (Micrandrena)
plana Viereck (Scaphandrena)
platyparia Robertson (Gonandrena)
platyrhina Cockerell (Melandrena)
plebeia LaBerge (Archiandrena)
plumiscopa Timberlake (Augandrena)
polemediana Mavromoustakis (Ulandrena)
polemonii Robertson (Euandrena)
porterae Cockerell (Dactylandrena)
potentillae Panzer (Poecilandrena)
praecocella Cockerell ?(Euandrena)
praecox (Scopoli) (Andrena)
prima Casad   (Rhaphandrena)
primulifrons Casad   (Micrandrena)
prolixa LaBerge (Andrena)
proxima (Kirby) (Simandrena)
pruni Robertson (Melandrena)
pruniflora Cockerell (Holandrena)
prunorum prunorum Cockerell (Plastandrena)
pulverulenta Viereck (Tylandrena)
puthua (Cockerell) (Diandrena)
quadrilimbata LaBerge (Thysandrena)
quettensis Cockerell (Trachandrena)
quintiliformis Viereck (Trachandrena)
quintilis Robertson (Trachandrena)
ralmiae Viereck (Micrandrena)
ramaleyi Cockerell (Cnemidandrena)
ranunculorum Morawitz (Thysandrena)
rava LaBerge (Callandrena)
recurva Viereck (Parandrena)
regularis Malloch (Melandrena)
rehni Viereck (Trachandrena)
rhyssonota Pérez (Chlorandrena)
ribblei LaBerge (Euandrena)
robertsonii Dalla Torre (Rhacandrena)
robervalensis Mitchell (Cnemidandrena)
rodilla Donovan (Cnemidandrena)
rosae Panzer (Hoplandrena)
rothneyi Cameron (Oreomelissa)
rozeni Linsley & MacSwain (Onagrandrena)
rubens LaBerge (Callandrena)
rubi Mitchell (Scrapteropsis)
ruficrus Nylander (Euandrena)
rufiventris Lepeletier (Rufandrena)
rufizona Imhoff (Lepidandrena)
rufosignata Cockerell (Andrena)
rugosa Robertson (Trachandrena)
runcinatae Cockerell (Cnemidandrena)
saccata Viereck (Andrena)
sagittagalea Ribble (Belandrena)
salicifloris Cockerell (Trachandrena)
salictaria Robertson (Micrandrena)
sardoa Lepeletier (Lepidandrena)
sasakii Cockerell (Melandrena)
satellita Nurse (Ulandrena)
savignyi Spinola (Suandrena)
saxonica Stoeckhert (Micrandrena)
sayi Robertson (Melandrena)
schuhi LaBerge (Andrena)
schencki Morawitz (Holandrena)
schmiedeknechti Magretti (Truncandrena)
schulzi Strand (Ulandrena)
semilaevis Pérez (Micrandrena)
scita Eversmann (Scitandrena)
sculleni LaBerge (Callandrena)
scurra Viereck (Scaphandrena)
scutellinitens Viereck (Cnemidandrena)
segregans Cockerell (Euandrena)
semipunctata Cockerell (Trachandrena)
senecionis Pérez (Chlorandrena)
sericata Imhoff (Larandrena)
shoshoni Ribble (Scaphandrena)
sibthorpi Mavromoustakis (Margandrena)
sigmundi Cockerell (Trachandrena)
similis Smith (Taeniandrena)
simillima Smith (Cnemidandrena)
simontornyella Noskiewicz (Micrandrena)
simplex Smith (Callandrena s.l.)
sitiliae Viereck (Callandrena s.l.)
sladeni Viereck (Scaphandrena)
sola Viereck (Melandrena)
sphaeralceae Linsley (Belandrena)
spiraeana Robertson (Trachandrena)
stanfordi Viereck
stipator LaBerge (Scrapteropsis)
stragulata Illiger (Hoplandrena)
striatifrons Cockerell (Trachandrena)
suavis Timberlake (Euandrena)
subapasta Thorp (Diandrena)
subaustralis Cockerell (Tylandrena)
subchalybea Viereck (Diandrena)
subdepressa Timberlake (Euandrena)
submaura Linsley (Dactylandrena)
submoesta Viereck (Diandrena)
subnigripes Viereck (Nemandrena)
subopaca Nylander (Micrandrena)
subtilis Cockerell (Tylandrena)
subtrita Cockerell (Simandrena)
suerinensis Friese (Suandrena)
surda Cockerell (Cnemidandrena)
synadelpha Perkins (Andrena)
taraxaci Giraud (Chlorandrena)
tarsata Nylander (Tarsandrena)
tenuis Morawitz (Aciandrena)
tenuistriata Pérez (Micrandrena)
terozeporensi Cameron
texana Cresson (Callandrena s.l.)
thaspii Graenicher (Andrena)
thoracica (Fabricius) (Melandrena)
tibialis (Kirby) (Plastandrena)
timberlakei Cockerell (Derandrena)
toluca LaBerge (Charitandrena)
topazana Cockerell (Andrena)
torulosa LaBerge (Nemandrena)
transnigra Viereck (Melandrena)
trevoris Cockerell (Geissandrena)
tridens Robertson (Andrena)
trimaculata LaBerge (Callandrena)
trimmerana (Kirby) (Hoplandrena)
triquestra LaBerge (Notandrena)
trizonata (Ashmead) (Thysandrena)
truncatilabris Morawitz (Truncandrena)
tscheki Morawitz (Truncandrena)
unicostata LaBerge (Scrapteropsis)
utahensis LaBerge (Callandrena)
uyacensis Cockerell (Callandrena)
vaga Panzer (Melandrena)
vandykei Cockerell (Derandrena)
variabilis Smith (Holandrena)
varians (Kirby) (Andrena)
ventralis Imhoff (Larandrena)
ventricosa Dours (Cryptandrena)
verticalis Pérez (?Graecandrena)
vetula Lepeletier (Ptilandrena)
vicina Smith (Melandrena)
vicinoides Viereck (Andrena)
vidalesi Cockerell (Callandrena)
vierecki Cockerell (Thysandrena)
vinnula LaBerge (Celetandrena)
violae Robertson (Iomelissa)
virginiana Mitchell (Trachandrena)
viridescens Viereck (Poecilandrena)
viridigastra Morawitz (Micrandrena)
viridissima Ribble (Derandrena)
walleyi Cockerell (Scaphandrena)
washingtoni Cockerell (Andrena)
watasei Cockerell (Melandrena)
wellesleyana Robertson (Parandrena)
wheeleri Graenicher (Simandrena)
wilkella (Kirby) (Taeniandrena)
wilmattae Cockerell (Tylandrena)
wollastoni Cockerell (Micrandrena)
w-scripta Viereck (Thysandrena)
ziziae Robertson (Micrandrena)
ziziaeformis Cockerell (Derandrena)
Oxaeinae
Mesoxaea
arizonica (Cockerell)
clypeata Hurd & Linsley
nigerrima (Friese)
rufescens Hurd & Linsley
tachytiformis (Cameron)
texana (Friese)
Oxaea
austera Gerstaecker
festiva Smith
flavescens Klug
stenocoryphe Moure
Protoxaea
gloriosa (Fox)
Panurginae
Calliopsini
Acamptopoeum
argentinum (Friese)
columbiense Shinn
prinii (Holmberg)
submetallicum (Spinola)
vagans (Cockerell)
Arhysosage
flava Moure
ochracea (Friese)
Calliopsis
andreniformis Smith (Calliopsis)
anomoptera Michener (Perissander)
anthidia (Fowler) (Macronomadopsis)
australior Cockerell (Micronomadopsis)
barbata (Timberlake) (Micronomadopsis)
barri (Rozen) (Macronomadopsis)
chlorops Cockerell (Calliopsima)
cincta cincta Cresson (Nomadopsis)
coloradensis Cresson (Calliopsima)                  
coloratipes Cockerell (Calliopsima)
comptula (Cockerell) (Nomadopsis)
edwardsii Cresson (Nomadopsis)
fracta (Rozen) (Micronomadopsis)
helianthi (Swenk & Cockerell) (Micronomadopsis)
hesperia equina (Cockerell) (Micronomadopsis)
hesperia hesperia (Swenk & Cockerell) (Micronomadopsis)
hirsutula (Spinola) (Liopoeum)
hondurasica Cockerell (Calliopsis)
linsleyi (Rozen) (Nomadopsis)
meliloti Cockerell (Micronomadopsis)
michenerella Shinn & Engel (Verbenapis)
nebrascensis Crawford (Verbenapis)
obscurella Cresson (Nomadopsis)
pectidis Shinn (Calliopsima)
persimilis Cockerell (Hypomacrotera)
philiphunteri Shinn & Engel (Calliopsima)
puellae (Cockerell) (Nomadopsis)
personata Cockerell (Micronomadopsis)
rhodophila Cockerell (Calliopsis)
rozeni Shinn (Calliopsima)
scitula scitula Cresson (Micronomadopsis)
scutellaris peninsularis (Cockerell) (Micronomadopsis)
scutellaris scutellaris Fowler (Micronomadopsis)
subalpina Cockerell (Hypomacrotera)
teucrii Cockerell (Calliopsis)
trifasciata (Spinola) (Liopoeum)
trifolii (Timberlake) (Micronomadopsis)
verbenae Cockerell & Porter (Verbenapis)
xenopous Ruz (Liopoeodes)
zebrata zebrata Cresson (Macronomadopsis)
zonalis sierrae Rozen (Nomadopsis)
zonalis zonalis (Cresson) (Nomadopsis)
Callonychium
chilense (Friese) (Paranychium)
flaviventre (Friese) (Callonychium)
Spinoliella
rufiventris Toro & Ruiz (Peniella)
Melitturgini
Melitturga
clavicornis (Latreille) (Melitturga)
mongolica Alfken (Melitturga)
syriaca Friese (Melitturga)
taurica Friese (Melitturga)
Meliturgula
fuliginosa (Friese) (Poecilomelitta)
scriptifrons (Walker) (Meliturgula)
wilmattae Cockerell (Meliturgula)
Panurgini
Camptopoeum
clypeare Morawitz (Camptopoeum)
frontale (Fabricius) (Camptopoeum)
frontale persicum Cockerell (Camptopoeum)
kuznetzovi Morawitz (Epimetha)
rufiventre Morawitz (Camptopoeum)
schewyrewi Morawitz (Camptopoeum)
Panurginus
albopilosus (Lucas)
atramontensis Crawford
atriceps (Cresson)
bakeri Cockerell
beardsleyi (Cockerell)
bilobatus Michener
crawfordi Cockerell
cressoniellus Cockerell
nr gracilis Michener
ineptus Cockerell
lactipennis Friese
maritimus Michener
melanocephalus (Cockerell)
montanus Giraud
nigrellus Crawford
occidentalis (Crawford)
polytrichus Cockerell
potentillae (Crawford)
Panurgus
banksianus (Kirby) (Euryvalvus)
calcaratus (Scopoli) (Panurgus)
cephalotes Latreille (Panurgus)
dentatus Friese (Panurgus)
dentipes Latreille (Panurgus)
maroccanus Pérez (Panurgus)
Perditini
Macrotera
arcuata (Fox) (Macroteropsis)
azteca (Timberlake) (Cockerellula)
bicolor Smith (Macrotera)
echinocacti (Timberlake) (Macroteropsis)
haplura (Cockerell) (Macroteropsis)
mortuaria (Timberlake) (Macroterella)
nahua (Snelling & Danforth) (Macrotera)
opuntiae Cockerell (Cockerellula)
pipiyolin (Snelling & Danforth) (Macrotera)
solitaria (Cockerell) (Cockerellula)
texana Cresson (Macrotera)
Perdita
acaciae Timberlake (Perdita)
aemula Timberlake (Perdita)
affinis Cresson (Perdita)
ainsliei Crawford (Epimacrotera)
albihirta albihirta Timberlake (Cockerellia)
albipennis albipennis Cresson (Cockerellia)
albipennis canadensis Crawford (Cockerellia)
albonotata Timberlake (Procockerellia)
albovittata Cockerell (Pentaperdita)
apacheorum Timberlake (Perdita)
arenaria Timberlake (Heteroperdita)
argemones Timberlake (Pygoperdita)
ashmeadi ashmeadi Cockerell (Perdita)
ashmeadi vierecki Cockerell (Perdita)
asteris Timberlake (Hexaperdita)
aureovittata Cockerell (Pygoperdita)
austini Cockerell (Perdita)
beameri Timberlake (Perdita)
beata beata Cockerell (Cockerellia)
beatula Timberlake (Perdita)
bequaerti bequaerti Viereck (Cockerellia)
bequaerti indianensis Cockerell (Cockerellia)
bequaertiana Cockerell (Xerophasma)
bicuspidariae Timberlake (Perdita)
bidenticauda Timberlake (Cockerellula)
bigeloviae Cockerell (Perdita)
bishoppi bishoppi Cockerell (Hexaperdita)
bishoppi planorum Timberlake (Hexaperdita)
boltoniae chrysopsina Timberlake (Hexaperdita)
bradleyana Timberlake (Pentaperdita)
bridwelli Timberlake (Perdita)
brunneri Timberlake (Perdita)
californica californica (Cresson) (Pygoperdita)
callicerata Cockerell (Hexaperdita)
calloleuca calloleuca Cockerell (Perdita)
calloleuca convergens Timberlake (Perdita)
calochorti Timberlake (Pygoperdita)
cambarella cambarella Cockerell (Hexaperdita)
cazieri Timberlake (Perdita)
chamaesarachae Cockerell (Perdita)
chloris Timberlake (Perdita)
chrysophila Cockerell (Pentaperdita)
chrysothamni Timberlake (Perdita)
ciliata Timberlake (Perdita)
cladothricis Cockerell (Perditella)
claypolei australior Timberlake (Perdita)
claypolei claypolei Cockerell (Perdita)
claypolei limatula Timberlake (Perdita)
claypolei punctior Timberlake (Perdita)
cleomellae Cockerell (Perdita)
coahuilensis Timberlake (Pentaperdita)
coldeniae Timberlake (Heteroperdita)
colei Timberlake (Perdita)
confusa Timberlake (Perdita)
consobrina consobrina Timberlake (Perdita)
coreopsidis collaris Cockerell (Cockeriella)
coreopsidis coreopsidis Cockerell (Cockeriella)
coreopsidis obscurior Timberlake (Cockeriella)
covilleae Timberlake (Perdita)
cowaniae Timberlake (Pygoperdita)
crotonis crotonis Cockerell (Perdita)
crotonis caerulea Timberlake (Perdita)
crotonis decipiens Timberlake (Perdita)
cushmani Timberlake (Perdita)
dasylirii Cockerell (Perdita)
davidsoni Timberlake (Perdita)
dentata Timberlake (Perdita)
differens Timberlake (Perdita)
difficilis Timberlake (Perdita)
discreta Timberlake (Perdita)
distropica Timberlake (Pygoperdita)
dolichocephala Swenk & Cockerell (Perdita)
drymariae Timberlake (Perdita)
elegans Timberlake (Perdita)
eremica Timberlake (Perdita)
ericameriae Timberlake (Perdita)
eucnides Timberlake (Perdita)
exclamans Cockerell (Perdita)
eximia Timberlake (Perdita)
fallax Cockerell (Perdita)
fieldi Timberlake (Pygoperdita)
flavipes Timberlake (Perdita)
floridensis Timberlake (Alloperdita)
florissantella Cockerell (Perdita)
foveata brachycephala Timberlake (Hexaperdita)
fulvicauda Timberlake (Perdita)
georgica Timberlake (Hexaperdita)
gerardiae Crawford (Perdita)
gerhardi dallasiana Crawford (Perdita)
gerhardi gerhardi Viereck (Perdita)
gerhardi monardae Viereck (Perdita)
graenicheri Timberlake (Hexaperdita)
grandiceps Cockerell (Perdita)
greggiae Timberlake (Perdita)
gutierreziae Cockerell (Perdita)
halictoides Smith (Perdita)
heliophila Cockerell (Cockerellia)
heliotropii heliotropii Cockerell (Perdita)
heterothecae heterothecae Cockerell (Hexaperdita)
hirsuta Cockerell (Perdita)
hirticeps apicata Timberlake (Perdita)
hirticeps hirticeps Timberlake (Perdita)
hurdi Timberlake (Glossoperdita)
ignota crawfordi Cockerell (Hexaperdita)
ignota ignota Cockerell (Hexaperdita)
ignota isopappi Timberlake (Hexaperdita)
indioensis Timberlake (Perdita)
interrupta interrupta Cresson (Pygoperdita)
interrupta vernalis Timberlake (Pygoperdita)
intersecta Cockerell (Perdita)
isocomae Timberlake (Perdita)
jonesi Cockerell (Perdita)
keiferi Timberlake (Perdita)
koebelei concinna Timberlake (Perdita)
koebelei koebelei Timberlake (Perdita)
krombeini Timberlake (Perdita)
larreae Cockerell (Perditella)
lasiogastra Timberlake (Perdita)
lateralis lateralis Timberlake (Perdita)
laticincta Swenk & Cockerell (Perdita)
latior (Cockerell) (Macroteropsis)
layiae basalicola Cockerell (Pygoperdita)
layiae excisa Timberlake (Pygoperdita)
layiae layiae Cockerell (Pygoperdita)
lepachidis levifrons Timberlake (Cockerellia)
lepidosparti lepidosparti Timberlake (Perdita)
leucostoma Timberlake (Pygoperdita)
lingualis Cockerell (Cockerellia)
luciae luciae Cockerell (Perdita)
lunulata Timberlake (Perdita)
luteiceps Cockerell (Perdita)
luteola Cockerell (Perdita)
lycii Timberlake (Perdita)
macrostoma Cockerell (Pygoperdita)
macswaini Timberlake (Perdita)
maculigera maculigera Cockerell (Perdita)
maculigera bilineata Timberlake (Perdita)
maculosa Timberlake (Heteroperdita)
malacothricis Timberlake (Pygoperdita)
marcialis Cockerell (Perditella)
maritima Cockerell (Callomacrotera)
martini Cockerell (Perdita)
media Timberlake (Perdita)
melanochlora Cockerell (Pentaperdita)
melanostoma Swenk & Cockerell (Perdita)
mentzeliae Cockerell (Perdita)
mentseliarum Cockerell (Perdita)
micheneri micheneri Timberlake (Pygoperdita)
micheneri rhamnophila Timberlake (Pygoperdita)
minima Cockerell (Perditella)
mimosae Timberlake (Perdita)
mitchelli Timberlake (Alloperdita)
mohavensis mohavensis Timberlake (Pygoperdita)
monardae Viereck (Perdita)
montereyensis Timberlake (Pygoperdita)
nasuta Timberlake (Perdita)
nebrascensis Swenk & Cockerell (Pygoperdita)
nevadensis culbertsoni Timberlake (Pygoperdita)
nigricornis Timberlake (Perdita)
nigridia Timberlake (Perdita)
nigroviridis Timberlake (Pentaperdita)
novaeangliae Viereck (Alloperdita)
nuda Cockerell (Perdita)
numerata hesperia Timberlake (Perdita)
numerata numerata Cockerell (Perdita)
obliqua Timberlake (Perdita)
obscurata Cresson (Alloperdita)
obscurella Timberlake (Perdita)
obscuripennis Timberlake (Cockeriella)
octomaculata octomaculata (Say) (Perdita)
octomaculata terminata Cockerell (Perdita)
ordinata Timberlake (Perdita)
oregonensis Timberlake (Perdita)
pallidipes Timberlake (Perdita)
pelargoides (Cockerell) (Glossoperdita)
pectidis Cockerell (Perdita)
perpallida Cockerell (Perdita)
perpallida citrinella Graenicher (Perdita)
perpulchra punctissima Timberlake (Cockerellia)
perpulchra perpulchra Cockerell (Cockerellia)
phymatae Cockerell (Perdita)
picturata Timberlake (Perdita)
polita Timberlake (Perdita)
polygonellae Timberlake (Perdita)
polytropica polytropica Timberlake (Perdita)
pratti Cockerell (Hexaperdita)
prosopidis Timberlake (Perdita)
proxima Timberlake (Perdita)
punctifera Cockerell (Perdita)
punctifrons Timberlake (Perdita)
punctosignata flava Timberlake (Perdita)
punctosignata punctosignata Cockerell (Perdita)
punctosignata sulphurea Timberlake (Perdita)
punctulata Timberlake (Perdita)
purpurascens Timberlake (Cockerellia)
pyrifera Cockerell (Hesperoperdita)
rectangulata Cockerell (Perdita)
rehni rehni Cockerell (Perdita)
rhodogastra Timberlake (Heteroperdita)
rhodura Cockerell (Perdita)
rhois reducta Cockerell (Perdita)
rhois rhois Cockerell (Perdita)
rivalis Timberlake (Perdita)
robustula Timberlake (Pygoperdita)
rozeni Timberlake (Perdita)
salicis coloradana Timberlake (Perdita)
salicis hirsutior Timberlake (Perdita)
salicis imperialis Cockerell (Perdita)
salicis occidentalis Timberlake (Perdita)
salicis salacis Cockerell (Perdita)
salicis subtristis Cockerell (Perdita)
santaclarensis Timberlake (Pygoperdita)
scitula antiochensis Timberlake (Perdita)
scopata Timberlake (Cockerellia)
semicaerulea Cockerell (Perdita)
semicrocea Cockerell (Perdita)
senecionis Cockerell (Perdita)
sexmaculata Cockerell (Perdita)
shinnersi Timberlake (Cockerellia)
sidae Cockerell (Perdita)
similis pascoensis Timberlake (Perdita)
similis similis Timberlake (Perdita)
snellingi Timberlake (Perdita)
sonorensis Cockerell (Perdita)
sphaeralcea alticola Cockerell (Perdita)
sphaeralcea sphaeralcea Cockerell (Perdita)
stagei Timberlake (Perdita)
stathamae stathamae Timberlake (Perdita)
sternalis Timberlake (Perdita)
stottleri stottleri Cockerell (Perdita)
subfasciata Cockerell (Perdita)
swenki Crawford (Perdita)
swezeyi Timberlake (Perdita)
timberlakei Cockerell (Perdita)
tortifoliae Cockerell (Perdita)
townsendi Cockerell (Perdita)
triangulifera Timberlake (Perdita)
tricincta Timberlake (Perdita)
tridentata Stevens (Perdita)
trimaculata Timberlake (Perdita)
trinotata Timberlake (Perdita)
trisignata Cockerell (Hesperoperdita)
tropicalis Cockerell (Perdita)
tularensis Timberlake (Pygoperdita)
turgiceps Timberlake (Pseudomacrotera)
utahensis Cockerell (Cockerellia)
valida Timberlake (Perdita)
variegata pura Timberlake (Perdita)
verbesinae Cockerell (Cockerellia)
veris Timberlake (Perdita)
vidua Timberlake (Perdita)
vittata Timberlake (Perdita)
vittata tricolor Timberlake (Perdita)
wilmattae miricornis Cockerell (Perdita)
wilmattae wilmattae Cockerell (Perdita)
wislizeniae Timberlake (Perdita)
wootonae Cockerell (Perdita)
wyomingensis sculleni Timberlake (Pygoperdita)
xanthisma Cockerell (Hexaperdita)
xanthochroa Timberlake (Perdita)
yosemitensis Timberlake (Perdita)
zebrata flavens Timberlake (Perdita)
zebrata zebrata Cresson (Perdita)
zonalis bernardina Timberlake (Perdita)
zonalis zonalis Cresson (Perdita)
Protandrenini
Anthrenoides
meridionalis (Schrottky)
Liphanthus
coquimbensis Ruz & Toro (Leptophanthus)
sabulosus Reed (Liphanthus)
Parapsaenythia
serripes (Ducke)
Protandrena
abdominalis (Cresson)
bancrofti Dunning
boharti Timberlake
cockerelli Dunning
mexicanorum (Cockerell)
hurdi Timberlake
maculata Timberlake
maurula (Cockerell)
pernitens Timberlake
tidestromiae Timberlake
verbesinae (Timberlake)
Psaenythia
bizonata Friese
collaris Schrottky
interrupta Friese
pachycephala Cockerell
philanthoides Gerstaecker
picta Gerstaecker
rubripes Friese
rufipes Holmberg
thoracica crawfordi Cockerell
trifasciata Gerstaecker
variabilis Ducke
Pseudopanurgus
aethiops (Cresson) [Pseudopanurgus]
albitarsis (Cresson) [Pterosarus]
amplipennis Timberlake [Heterosarus]
andrenoides (Smith) [Pterosarus]
asperatus (Timberlake) [Heterosarus]
atricornis (Cresson) [Pterosarus]
aurifodinae Michener [Pterosarus]
bakeri (Cockerell) [Pseudopanurgus]
barberi (Cockerell) [Pterosarus]
bidentis (Cockerell)
boylei (Cockerell) [Pterosarus]
californicus (Cresson) [Pterosarus]
cameroni (Baker) [Pseudopanurgus]
citripes (Ashmead) [Pterosarus]
crenulatus (Cockerell) [Pseudopanurgus]
dicksoni Timberlake
didirupa (Cockerell) [Pterosarus]
flavotinctus (Cockerell) [Heterosarus]
fraturculus fraturculus (Cockerell) [Pseudopanurgus]
fraturculus timberlakei Cockerell [Pseudopanurgus]
fulvicornis Timberlake
horizontalis (Swenk & Cockerell) [Pterosarus]
illinoisensis (Cresson) [Heterosarus]
illustris Timberlake [Pterosarus]
innuptus (Cockerell) [Pterosarus]
kraussi [Timberlake]
labrosiformis (Robertson) [Pterosarus]
labrosus (Robertson) [Pterosarus]
leucopterus (Cockerell) [Pterosarus]
mexicanus (Cresson)
nanulus Timberlake [Heterosarus]
nebrascensis (Crawford) [Pterosarus]
nebrascensis muesbecki Michener [Pterosarus]
neomexicanus (Cockerell) [Heterosarus]
nitens (Timberlake) [Heterosarus]
nitescens (Cockerell) [Pterosarus]
omatipes (Cresson) [Pterosarus]
opacicollis Timberlake [Heterosarus]
parvulus (Friese) [Heterosarus]
parvus (Robertson) [Heterosarus]
pauper (Cresson) [Heterosarus]
perlaevis Timberlake [Pterosarus]
piercei (Crawford) [Pterosarus]
planatus (Cockerell) [Pterosarus]
platycephalus (Ruz) [Pseudopanurgus]
porterae (Cockerell) [Pterosarus]
renimaculatus (Cockerell) [Pterosarus]
rudbeckiae (Robertson) [Pterosarus]
rugosus (Robertson) [Pseudopanurgus]
simulans (Swenk & Cockerell) [Pterosarus]
suturalis [Timberlake]
texanus Timberlake
townsendi (Cockerell) [Heterosarus]
velutinus Timberlake
virginicus (Cockerell) [Heterosarus]
ximenesiae (Cockerell) [Pterosarus]
zamoranicus (Cockerell) [Pterosarus]
Pseudosarus
virescens Ruz
Rhophitulus
herbsti (Friese)
vagabundus (Cockerell)